Genesis 2:14

2:14 The name of the third river is Tigris; it runs along the east side of Assyria. The fourth river is the Euphrates.

Genesis 8:3

8:3 The waters kept receding steadily from the earth, so that they had gone down by the end of the 150 days.

Genesis 13:11

13:11 Lot chose for himself the whole region of the Jordan and traveled toward the east.

So the relatives separated from each other.

Genesis 28:1

28:1 So Isaac called for Jacob and blessed him. Then he commanded him, “You must not marry a Canaanite woman!

Genesis 29:16

29:16 (Now Laban had two daughters; the older one was named Leah, and the younger one Rachel.

Genesis 34:15

34:15 We will give you our consent on this one condition: You must become like us by circumcising all your males.